The most resistant material to alkaline corrosion is____________________?
Correct answer: B. Nickel
- A. Duriron
- B. Nickel
- C. Aluminium
- D. Karbate
Explanation
Nickel has excellent resistance to alkaline corrosion, particularly in caustic soda service. Aluminium can be attacked by strong alkalis, while Duriron is mainly selected for acid resistance.
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